Home / 74,889.04-112,368.64-32,763.68

Finding the Fourth Proportional to 74,889.04, 112,368.64 and 32,763.68

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Solution

The fourth proportional to 74,889.04, 112,368.64 and 32,763.68 is: 49,160.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,889.04 : 112,368.64 = 32,763.68 : x
  2. Step 2: Convert to fraction form
    74,889.04/112,368.64 = 32,763.68/x
  3. Step 3: Cross multiply
    74,889.04x = 112,368.64 × 32,763.68
  4. Step 4: Simplify right side
    74,889.04x = 3,681,610,163.00
  5. Step 5: Solve for x
    x = 3,681,610,163.00/74,889.04
  6. Step 6: Final answer
    x = 49,160.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.